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丁二酮肟分光光度法测定钢铁中微量镍含量

目 录

1.前言.....................................................................................................................................1

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2.实验部分  ...........................................................................................................................2

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2.1实验原理   ............................................................................................................2 内容来自www.paper51.com

2.2仪器及试剂   .......................................................................................................2 内容来自论文无忧网 www.paper51.com

2.2.1实验仪器    .......................................................................................................2

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2.2.1实验药品及试剂 ..........................................................................................2

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2.3 测定条件的选择试验  .........................................................................................3 内容来自www.paper51.com

2.3.1最大波长的选择.............................................................................................3

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2.3.2酸碱度的选择.................................................................................................3

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2.3.3显色剂用量的选择.........................................................................................4

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2.3.4配合物稳定时间的选择.................................................................................5 内容来自论文无忧网 www.paper51.com

2.4 测定步骤  .............................................................................................................5 http://www.paper51.com

2. 4.1实验方法........................................................................................................5 内容来自www.paper51.com

2. 4.2工作曲线的绘制.……………………………….….……….………………5

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2.4.3钢铁样品分析.................................................................................................6 内容来自论文无忧网 www.paper51.com

3结果与讨论...........................................................................................................................7 内容来自论文无忧网 www.paper51.com

3.1最大波长的测定结果与讨论....................................................................................8 http://www.paper51.com

3.2 酸碱度分析结果及讨论...........................................................................................8 copyright paper51.com

3.3 配合物稳定时间的分析结果及讨论.......................................................................8 copyright paper51.com

3.4 共存离子干扰与消除的分析结果及讨论 ...........................................................8 copyright paper51.com

4.实验过程中存在的其它问题...............................................................................................9 内容来自www.paper51.com

结语..........................................................................................................................................9 内容来自论文无忧网 www.paper51.com

致谢.........................................................................................................................................9

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参考文献 ..............................................................................................................................9 http://www.paper51.com

英文对照 ............................................................................................................................11 内容来自www.paper51.com

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